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Users who have favorited Physics B Lesson 50: Lenses Visit the item
Favorited: 4 years ago
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Last favorite: 132 days ago
Member since: January 16th, 2013
Favorited: 5 years ago
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Last favorite: 5 years ago
Member since: January 1st, 2012
Favorited: 9 years ago
Favorite count: 7
Last favorite: 9 years ago
Member since: February 7th, 2008